61376262012 has 144 divisors (see below), whose sum is σ = 173870424000. Its totient is φ = 18233115264.

The previous prime is 61376262007. The next prime is 61376262029. The reversal of 61376262012 is 21026267316.

61376262012 is a `hidden beast` number, since 6 + 1 + 3 + 7 + 626 + 20 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2280289 + ... + 2307047.

It is an arithmetic number, because the mean of its divisors is an integer number (1207433500).

Almost surely, 2^61376262012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61376262012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86935212000).

61376262012 is an abundant number, since it is smaller than the sum of its proper divisors (112494161988).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61376262012 is a wasteful number, since it uses less digits than its factorization.

61376262012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26837 (or 26806 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 61376262012 in words is "sixty-one billion, three hundred seventy-six million, two hundred sixty-two thousand, twelve".